2 Blood Relations

Introduction
members of a family. Based on the informa-
These questions remind us of family trees. tion given, you are required to find the con-
Blood relation or blood relative is related to nection between particular family members.
you by birth or through nuptial knots. Blood Check the following nomenclatures for vari-
relation shows different relations among the ous relations.

Mother’s or father’s son Myself/Brother

Mother’s or father’s daughter Myself/Sister

Mother’s or father’s brother Uncle

Mother’s or father’s sister Aunt

Mother’s or father’s father Grandfather

Mother’s or father’s mother Grandmother

Son’s wife Daughter-in-law

Daughter’s husband Son-in-law

Husband’s or wife’s brother Brother-in-law

Husband’s or wife’s sister Sister-in-law

Brother’s son Nephew

Brother’s daughter Niece

Uncle or aunt’s son or daughter Cousin

Sister’s husband Brother-in-law

Brother’s wife Sister-in-law

Grandson’s or granddaughter’s daughter Great-granddaughter

Grandson’s or granddaughter’s son Great-grandson

While solving the blood relation-based (Dadi), paternal uncle (Chacha), paternal
questions, you will frequently come across aunt (Chachi, Bua).
situations where you need to arrange the � Maternal: Relations from the side of the
member from the maternal side or paternal mother are maternal. For example, maternal
side in the family tree. grandfather (Nana), Maternal grandmother
� Paternal: Relations from the side of the (Nani), maternal uncle (Mama), Maternal
father are paternal. For example, paternal aunt (Mami, Masi).
grandfather (Dada), paternal grandmother

Blood Relations 27
 To understand in a better way, consider the following family tree of three generations.

Interpretations of Symbols 8. Arjita is the maternal grandmother of

Suppy and Rudra.
9. Arun is the father-in-law of Varun.
10. Arjita is the mother-in-law of Varun.
11. Shyam is the father-in-law of Vinita.

Keynote OMET Mantra

You cannot confirm if a person is a The following symbols help in drawing

male or a female solely based on the a family tree
name used unless it is clearly evident. → All the male members of the family
can be represented by a box.
O → All the female members of the fam-
Observations From the Family Tree ily are represented by a circle.
1. Shyam is the father of Sachin, Ashi, and ⇔ → The spouse/married couple is rep-
Varun. resented by the two ends of a dou-
2. Anita is the mother of Sachin, Ashi, and ble-headed arrow.
Varun. ↔ → Same generation: brother-brother
3. Shyam is the paternal grandfather of or sister-sister or sister-brother.
Suppy and Rudra. ↓ → Used for the next generation:
4. Anita is the paternal grandmother of Father – son or
Suppy and Rudra.
Mother – son or
5. Arun is the father of Vinita and Raghu.
Father – daughter or
6. Arjita is the mother of Vinita and Raghu.
Mother – daughter
7. Arun is the maternal grandfather of
Suppy and Rudra.

28 Blood Relations
12. Anita is the mother-in-law of Vinita. belongs to the dialogue/conversation-based
13. Varun and Vinita are married couple/ puzzles.
spouses. Example 1:
14. Sachin is the brother of Varun and the Pointing to a photograph of a person Mr.
brother-in-law of Vinita. Abhishek said, “He is the son of the only son
15. Ashi is the sister of Varun and the Sister- of my mother.” How is Mr. Abhishek related
in-law of Vinita. to that person?

16. Vinita is the sister-in-law of Sachin and (A) Uncle (B) Father
Ashi. (C) Son (D) Brother
17. Vinita and Raghu are sister and brother, Solution: (B)
respectively. Here, ‘my mother’ means Mr. Abhishek’s
18. Raghu is the brother-in-law of Varun and mother.
vice-versa. Now, the statement is, the person in the
19. Suppy is the daughter and Rudra is the photograph is the son of the only son of Mr.
son of Varun and Vinita. Abhishek’s mother.
20. Suppy is the niece of Sachin, Ashi, and
Raghu.
21. Rudra is the nephew of Sachin, Ashi, and
Raghu.
Refer to the following for understanding
various generations as shown in the above
example:
y First generation: Grandfather (paternal/
maternal) and grandmother (paternal/
maternal).
Here, the only son of Mr. Abhishek’s mother
y Second generation: Father, mother, uncle
means Mr. Abhishek is the only son of her
(paternal/maternal), aunt (paternal/
mother.
maternal).
y Third generation: Self, spouse, brother, So, Abhishek is the father of the person in
sister, brother-in-law, sister-in-law. the photograph.
y Fourth generation: Son, daughter, nephew, Hence, option (B) is correct.
niece. Example 2:
Types of Questions Based on Blood Pointing to a photograph, a person tells
Relations Rohini, “I am the only son of the lady, and
her daughter is your paternal aunt”. How is
y Dialogue/conversation based
the speaker related to Rohini’s mother?
y Based on puzzles
y Coding-decoding based (A) Son (B) Uncle
(C) Father (D) Husband
Dialogue/conversation based
Solution: (D)
When a question considers a person talking
‘the only son of the lady’ refers to the speak-
about another person who is related to him
er’s mother.
or her through a sequence of relations, it

Blood Relations 29
 Speaker’s mother’s daughter = Speaker’s sis-
ter = Rohini’s aunt. So, the speaker is Rohini’s
father, as shown in the diagram below.
So, the speaker or person is related to
Rohini’s mother as a husband.
Hence, option (D) is correct.

Rack Your Brain Previous Years’ Question

1. 
Pointing towards a person, a man 1. 
Read the following information and
said to a woman, “His mother is the answer the question given below it:
only daughter of your father”. How is ‘A + B’ means ‘A is the daughter of B’.
the woman related to that person?
‘A × B’ means ‘A is the son of B’.
‘A – B’ means ‘A is the wife of B’.
Example 3: If P × Q – S, which of the following
is true?
Pointing to a photograph, Nishi says to Suppy,
“The girl in the photo is the second daughter (A) S is the wife of Q.
of the wife of the only son of the paternal (B) S is the father of P.
grandmother of my younger sister.” How is
(C) P is the daughter of Q.
the girl in the photograph related to Nishi?
(D) None of these.
(A) Sister (b) Aunt
(c) Mother (d) Sister-in-law

Solution: (A) The line, ‘the second daughter of the moth-

From the line, ‘Paternal grandmother of my er’, means the younger sister of Nishi.
younger sister’ means paternal grandmother So, the girl in the photo is younger sister of
of Nishi. Nishi.
From the line, ‘Wife of the only son of paternal Hence, option (A) is correct.
grandmother’ means mother of Nishi.

30 Blood Relations
Based on puzzles Solution: (C)
To solve a puzzle based on blood relations, Here, it is given that O is the husband of R
one and has only two children, one is a boy and
should use the family tree using symbols. the other is a girl. Also, there are only two
Every married couples in the family.

statement in the puzzle defines a relation- It is given that N is the son-in-law of R.

ship between two or more family members. Hence, accommodating N in the diagram.

Rack Your Brain

2. Harpreet, introducing a girl at a party

said, ‘she is the wife of the grandson
of my mother and my mother has only
one son’. How is Harpreet related to
the girl?

Example 4:
M is P’s uncle and the family has three
In a family, there are three generations of six generations.
members M, N, O, P, Q, and R. There are only
Hence, M is the son of O and R, and P is the
two married couples in the family. O is the
child of N.
husband of R and has only two children, one
girl and one boy. M is P’s uncle. Q is the wife of N.

4. If N is the son-in-law of R. How is Q re-

lated to M?
(A) Son (B) Brother
(C) Sister (D) Daughter

Blood Relations 31
 Hence, the family tree is: Tashi whose daughter is Bimla. Arjun, the
husband of Reet, is the paternal grandfather
of Bimla. Bhanu is the father of Silk and the
brother of Harpreet. Arjun has only two chil-
dren, both of opposite gender.
Who among the following is the son of Tashi?
(A) Bhanu
(B) Swapnil
(C) Arjun
(D) Cannot be determined
Hence, Q is the sister of M. Solution: (D)
Hence, option (C) is correct. From the line, ‘Kamal is the father of Swapnil
and Reet is the mother of Kamal’, we can
Previous Years’ Question draw the following diagram.

2. Vikas was showing a photograph to

his friend and pointing to a boy, and
made the following statement
“His name is Atul and his maternal
grandfather’s brother is my mater-
nal grandfather’s sister’s son”. How
is Atul related to Vikas?
(A) Uncle
(B) Nephew
(C) Cousin brother It has been said ‘Arjun, the husband of Reet
is the paternal grandfather of Bimla’.
(D) None of the above
From the line, ‘Silk is the sister of Tashi
whose daughter is Bimla, and Arjun has only
two children, both of opposite gender’ it can
Example 5: be concluded that Tashi is the wife of Kamal.
In a family, there are only two married cou- The diagram will be:
ples. Kamal is the father of Swapnil and Reet
is the mother of Kamal. Silk is the sister of

32 Blood Relations
Considering the line, ‘Bhanu is the father of Here, the gender of Swapnil cannot be
Silk and brother of Harpreet’, the diagram determined.
will be: Hence, option (D) is correct.

Previous Years’ Question Previous Years’ Question

3. Nalini, her brother, her daughter, and 4. There was a party organised and the
her son are tennis players and are following members attended the
playing a game of doubles. Their po- party: Sheela, Amruta, Rohit, Rahul,
sitions on the court are as follows: Ajay, Ranveer, and Gauri.
Nalini’s brother is directly across Sheela is the mother-in-law of
the net from her daughter. Her son Amruta, who is the sister-in-law of
is diagonally across the net from the Rohit. Rahul is the father of Ajay. Ajay
best player’s sibling. The best play- is the brother of Rohit. Ranveer is
er and the worst player are on the the only brother of Rahul, who is the
same side of the net. Who is the best father- in-law of Gauri. Gauri was
player? married to Rohit. How is Sheela re-
(A) Nalini lated to Ranveer?
(B) Nalini’s brother (A) Cousin
(C) Nalini’s daughter (B) Mother
(D) None of these (C) Sister
(D) None of the above

Coding-decoding based among the members of the family which

Coding–decoding-based blood relations are represented by certain specific codes or
questions are based on the relationship symbols like @, #, !, +, &, $, etc.

Blood Relations 33
 Example 6: Example 7:
Read the following information carefully and There are nine members: Romil, Ananya,
answer the given question. Kim, Tokyo, Berlin, Ryan, Lauren, Moscow,
y P $ Q means P is the father of Q. and Merryl in a family. The number of males
is one more than the females. Tokyo is the
y P # Q means P is the Husband of Q.
daughter-in-law of Berlin. Ananya’s brother
y P @ Q means P is the sister of Q. Ryan has only one sister. Lauren is the moth-
y P £ Q means P is the brother of Q. er-in-law of Ryan. Kim is the wife of Ryan’s
y P * Q means P is the mother of Q. father. Ananya is the only daughter of Berlin.
What should come in place of the question Merryl and Romil are children of Tokyo.
mark to make the expression ‘M is aunt of If Moscow is the son-in-law of Berlin. Then
L’ true? how is Ryan related to Moscow?
A$C#M?P*L (A) Father-in-law
(A) # (B) Brother-in-law
(C) Nephew
(B) @
(D) Cannot be determined
(C) * Solution: (B)
(D) £ As discussed earlier, we use the following
Solution: (B) symbols for various relations and genders.

From the given information,

A is the father of C.
C is the husband of M.
P is the mother of L.

Let’s summarise the given information.

i)  Tokyo is the daughter-in-law of
Berlin.
ii)  Ananya’s brother Ryan has only one
sister.
If P is the sister of M, only then M becomes iii) Lauren is mother-in-law of Ryan.
the aunt of L. iv) Kim is the wife of Ryan’s father.
So, the correct symbol in place of ‘?’ is ‘@’. v) Ananya is the only daughter of Berlin.
vi)  Merryl and Romil are children of
Hence, option (B) is correct. Tokyo.

Rack Your Brain

3. X is the husband of Y. W is the daugh-

ter of X. Z is the husband of W. N is
the daughter of Z, what is the rela-
tionship between N and Y?

34 Blood Relations
 From points (iv), (ii), and (v), we can From points (i) and (iii),
draw the following information given in
a diagram:

From (vi), in a family there are four fe- of males is one more than the number of
males because it is given that the number females. So,

If Moscow is the son-in-law of Berlin, then,

Hence, Ryan is the brother-in-law of Moscow.

Hence, option (B) is correct.

Blood Relations 35
 Previous Years’ Question

5. 
Read the following information to
answer these questions.
There is a group of six persons A, B,
C, D, E, and F from a family. They are
psychologist, manager, lawyer, jew-
eller, doctor, and engineer.
The doctor is the grandfather of F
I. 
who is a psychologist.
II. Manager D is married to A.
III. C, the jeweller is married to the
lawyer.
IV. B is the mother of F and E.
There are two married couples in
V. 
the family.
What is the profession of E?
(A) Doctor
(B) Lawyer
(C) Engineer
(D) Cannot be determined

36 Blood Relations
 Practice Exercise

Level of Difficulty – 1

1. Pointing to a photograph of a man, Amal 4. M # P @ Q $ N % S

said, “he is the son of the only child of I. P @ N
my mother”. How is Amal related to that II. M # S
man in the photograph? (A) If only conclusion I is true.
(A) Father (B) If only conclusion II is true.
(B) Uncle (C) If either conclusion I or II is true.
(C) Cousin (D) If neither conclusion I nor II is true.
(D) Cannot be determined
Direction for Question 5
Directions for Questions 2 and 3 y If ‘M × J’ means M is the sister of J.
A is the father of P and Q. R is the mother of y ‘M + J’ means M is the father of J.
S, N is the son of P. N is the only brother of y ‘M – J’ means M is the mother of J.
S. R is the daughter-in-law of M. M has only
5. Which of the following means R is the
one daughter and one son.
aunt of P?
2. How is S related to A? (A) P × Q + R
(A) Daughter (B) R + P × Q
(B) Grandson (C) R × Q + P
(C) Granddaughter (D) R × Q + S – P
(D) Either (B) or (C) 6. Looking at a photograph, Vinod says to
3. How is M related to Q? his friend, “Her mother’s mother-in-law’s
only sister is my only cousin’s only aunt”.
(A) Mother
How is the father of the person in the
(B) Sister
photograph related to my mother?
(C) Sister-in-law
(D) Father (A) Son
(B) Cousin
Direction for Question 4 (C) Grandson
In the following question, the symbols: !, @, (D) Nephew
#, $, and % are used with different meanings 7. Pointing at a photograph, Mohan says,
as follows: “My mother is the only sister of her fa-
y ‘A ! B’ means A is the mother of B. ther’s father-in-law’s daughter”. What is
y ‘A @ B’ means A is the father of B. the relation of Mohan with the person in
y ‘A # B’ means A is the sister of B. the photograph?
‘A % B’ means A is the wife of B. (A) Cousin
‘A $ B’ means A is the brother of B. (B) Sister
(C) Mother
In the following question, which of the two
(D) Cannot be determined
conclusions (I and II) given below is/are defi-
nitely true?

Blood Relations 37
 8. A says to B, your mother’s brother-in- iv) I is not the only child.
law’s daughter’s paternal grandfather is v) B is the mother-in-law of F, who doesn’t
my father, what A possibly can’t be for B? have any child.
(A) Father
vi) D’s brother-in-law and sister-in-law are
(B) Mother
both doctors.
(C) Aunt
(D) Uncle
11. Who is the definitely a doctor from
9. Mr Rakesh is the father of Vidya who is following?
the only sister-in-law of the husband of (A) C
Mr. Amit’s maternal aunt. What relation (B) G
is Amit for Rakesh? (C) G and F both
(A) Nephew (D) F
(B) Brother
12. What is E for C?
(C) Grandson
(A) Brother-in-law
(D) Uncle
(B) Sister-in-law
10. Andy says to Sandy, “Your father’s moth- (C) Daughter
er’s son-in-law’s sister’s only sister-in- (D) Cannot be determined
law’s only brother is my mother’s only
13. Who is the wife of A?
uncle”. How is Andy’s mother related to
(A) G
Sandy?
(B) C
(A) Mother
(C) H
(B) Cousin
(D) B
(C) Aunt
(D) Niece 14. If H has a medical shop outside his wife’s
hospital, then what is A for E?
Directions for Questions 11 to 15: Read the
(A) Uncle
following information carefully and answer
(B) Father
accordingly.
(C) Mother
In a family of nine people, A, B, C, D, E, F, (D) Grandfather
G, H, and I, the number of males is half the
number of females. The family consists of 15. How many siblings does H have?
members of three generations. It is also (A) 2
known that: (B) 3
 i) A’s daughter is D. I is the niece of D. (C) 1
(D) Either 2 or 1
ii) There are exactly three married couples.
iii) G is the sister-in-law of C, who has a
sister and a brother.

38 Blood Relations
Level of Difficulty – 2

1. Read the following information carefully 2. Who among them planted organic broc-
and answer the given question. coli seeds?
y P $ Q means P is the father of Q. (A) Jamna
y P # Q means P is the Husband of Q. (B) Jinesh
y P @ Q means P is the sister of Q. (C) Jigar
y P £ Q means P is the brother of Q. (D) Data inadequate
y P * Q means P is the mother of Q.
3. How is Jinesh related to Jigar?
Which of the following statements is true (A) Granddaughter
if the given expression is definitely true: (B) Grandson
Z # Y * X @ W # V? (C) Son
(A) Z is the father of V. (D) Data inadequate
(B) Y is the mother-in-law of W. 4. Who is the husband of Jigna?
(C) X is the sister-in-law of V. (A) Jitesh
(D) Y is the mother of V. (B) Jigar
(C) Jignesh
Directions for Questions 2 to 5: Read the (D) Cannot be determined
information and answer the questions that
5. Who among them planted Gourd?
follow.
(A) Jamna
On the world environment day, June 5, the (B) Jinesh
Patel family decided to grow organic vegeta- (C) Jignesh
bles in their backyard. (D) Data inadequate
  i) The family of six—Jigar, Jigna, Jignesh,
Jitesh, Jamna, and Jinesh bought seeds Directions for Questions 6 to 10: Read the
of organic—vegetables: gourd, tomato, following information carefully and answer
cucumber, carrot, broccoli, and spin- accordingly.
ach, though not necessarily in the same There are nine members in a family of Jassy—
order. Mojo, Jojo, Chini, Tinni, Sinyu, XoXo, Lila, and
 ii) There are two married couples. Tin-Tin, across three generations. There are
only three married couples. Chini is married to
iii) Jigna, who planted organic tomato
Mojo. Jojo is the only child of Tinni. Mojo is the
seeds, is the daughter-in-law of Jamna.
maternal grandfather of Jassy. Jassy’s moth-
iv) Jigar is the father of Jitesh, the one er has a sibling XoXo. Sinyu is married and
who planted organic cucumber seeds, she has a mother-in-law. Tinni is the paternal
and Jitesh is the father of Jignesh, who grandmother of Jassy. Tin-Tin is the grand-
planted organic spinach. daughter of Lila, who is the father of XoXo’s
 v) Jinesh is the brother of Jignesh. brother-in-law. Sinyu has only one daughter.
vi) Gourd is not planted by a female member.
6. How is XoXo related to Jassy?
vii) Jamna’s husband planted carrot seeds. (A) Uncle
(B) Aunt
(C) Nephew
(D) Cannot be determined

Blood Relations 39
 7. If XoXo is a male, then how is XoXo relat- 11. How is S related to V?
ed to Jojo? (A) Father-in-law
(A) Brother (B) Son
(B) Father (C) Daughter-in-law
(C) Brother-in-law (D) Son-in-law
(D) Uncle (E) None of these

8. How is Tinny related to XoXo’s sister? 12. How is N related to T?

(A) Mother-in-law (A) Father
(B) Daughter (B) Grandfather
(C) Son-in-law (C) Brother
(D) Father-in-law (D) Son
(E) Cannot be determined
9. Who among the following is the son-in-
law of Chini? 13. How many male members are there in
(A) Tin-Tin the family?
(B) Tinny (A) Two
(C) Sinyu (B) Three
(4) Jojo (C) Four
(D) Five
10. How is Jassy related to Lila? (E) One
(A) Son
(B) Son-in-law 14. How many female members are there in
(C) Grandson the family?
(D) Cannot be determined (A) One
(B) Three
Directions for Questions 11 to 14: Read the (C) Four
following information carefully and answer (D) Five
the questions given below. (E) Two
There are seven persons in three genera-
tions of the family. There are three married
couples. M is the grandfather of N, who is
the son of O. M has one son and one daugh-
ter. S is the sister-in-law of O, and T is the
brother-in-law of U, who is the sibling of O. T
and S have no siblings. V is the mother of U.

40 Blood Relations
Level of Difficulty – 3

Directions for Questions 1 to 4 5. Raghu and Babu are twins. Babu’s sis-
There are 10 persons F, I, K, M, Q, R, S, T, U, ter is Reema. Reema’s husband is Rajan.
and X from three generations. The following Raghu’s mother is Lakshmi. Lakshmi’s
information is known about them: husband is Rajesh. How is Rajesh related
to Rajan?
  i) M is the father-in-law of Q, who is the
(A) Uncle
brother-in-law of K.
(B) Son-in-law
 ii) There are four married couples. Also, (C) Father-in-law
one of the unmarried persons is in the (D) Cousin
second generation.
iii) F is the granddaughter of S, who is mar- Directions for Questions 6 to 10: Read the
ried to the eldest member of the family. following information carefully and answer
the given question.
iv) X is the mother of I, who is the eldest
child of X. Eight persons P to W, all belonging to the
same family, met at a wedding with lavish
 v) U is the son-in-law of X and has a broth-
food and beverage arrangements. P, the
er T.
youngest person in the group loved the ice-
vi) K is the brother of X. creams on offer. R, who was a vegetarian
vii) R is married to I, who is the niece of K. preferred the paneer, while her husband Q
was hooked to the kebabs. V was the father-
1. How is Q related to R? in-law of T, who was having rasgullas by the
(A) Uncle dozen. R and U were the daughters of the
(B) Father-in-law man who loved the fish items. W was the
(C) Nephew wife of V and grandmother of P and S. P was
(D) Son-in-law the cousin of S and the son of the person
whose love for kababs was clearly apparent.
2. Who among the following is the niece of K? There was also a member who preferred the
(A) X mutton dishes, whose mother however had
(B) S a fast on that very day, and could only drink
(C) F Sprite. No member had any common food at
(D) U the wedding.
3. How many male members are there in
6. Who loved the fish items at the wedding?
the family?
(A) W
(A) 4
(B) V
(B) 5
(C) U
(C) 6
(D) Q
(D) 7
7. Who was the wife of T?
4. If I bears a child then what would be Q’s
(A) U
relationship with the baby?
(B) W
(A) Grandfather
(C) P
(B) Maternal grandfather
(D) None of the above
(C) Uncle
(D) Grandchild

Blood Relations 41
 8. Who was the one having a fast on the day 12. If Dakota is married to Candy, then how
of the wedding? is Mayo related to Candy?
(A) Q (A) Mother
(B) V (B) Aunt
(C) P (C) Mother-in-law
(D) W (D) Niece

9. How is S related to R? 13. How is Tai related to Adrain’s brother?

(A) Nephew (A) Son
(B) Daughter (B) Daughter
(C) Niece (C) Grandson
(D) Cannot be determined (D) Cannot be determined

10. How was the person having endless ras- Directions for Questions 14 and 15
gullas related to P?
There are ten members in a family. Three
(A) Uncle
generations are consisting of three married
(B) Father
couples, each couple having two children.
(C) Grandfather
Alex is the mother-in-law of Dean. Dean is
(D) Son
the father of Nancy. Ramo is the spouse of
Brane and is the son-in-law of Krish. Krish is
Directions for Questions 11 to 13
the maternal grandfather of Joy. Leon is the
Adrain is the paternal aunt of Dakota. Tai is sibling of Joy. Cary is the mother of Mark,
the child of Blair. Kali is the father-in-law of who is the only son of Cary. Leon is the only
Joe. Mayo is the grandmother of Tai. Dakota nephew of Cary.
is the brother-in-law of Joe, who is not the
mother of Tai. Mayo is the sister-in-law of 14. How is Dean related to Brane?
Adrain. Blair is not a sibling of Adrain. Lane (A) Brother
is also a member of the family. Only married (B) Father
couples can have children. (C) Brother-in-law
(D) Nephew
11. If Lane is the only son of Joe, then how is
Tai related to Kali? 15. How many females are there in the
(A) Niece family?
(B) Sister (A) 3
(C) Daughter (B) 4
(D) Granddaughter (C) 5
(D) 6

42 Blood Relations
Level of Difficulty – 1

1. (D)

It is clear in the family tree that the gen-

The man in the photograph is the son of der of S is not defined.
the only child of Amal’s mother, i.e., the ∴ S may be the grandson or granddaugh-
son of Amal. ter of A.
But, Amal is the only ‘child’, so we do not Hence, option (D) is correct.
know his/her gender. (Note that ‘Amal
3. (A)
can be a name of a male or a female).
From the above analysis, M is the mother
So, the answer cannot be determined.
of Q.
Hence, option (D) is correct.
Hence option (A) is correct.
2. (D)
4. (A)
From the above information given in the
Let’s identify the relation with the help
question, let’s make a family tree
of the above information.
A is the father of P and Q, N is the son of
M # P means M is the sister of P.
P, N is the only brother of S and R is the
P @ Q means P is the father of Q.
mother of S.
Q $ N means Q is the brother of N.
N % S means N is the wife of S.

Conclusion I: P @ N
P @ N means P is the father of N.
In the above diagram, it is clearly seen
that P is the father of Q and N.
Now, it is clear that, if R is the mother of ∴ Conclusion I follows.
S, then P is the father. Conclusion II: M # S
R is the daughter-in-law of M and M has M # S means M is the sister of S.
only one son and one daughter. As seen in the diagram, M is not the sis-
ter of S.
So, conclusion II does not follow.
Hence, option (A) is correct.

Blood Relations 43
 5. (C)
In these types of questions, Aspirants
have to check each option:
From (A)
P×Q+R
P is the aunt of R.
So, this is not the correct answer.
From (B),
R+P×Q
R is the father of P.
So, this is not the correct answer.
From (C), So, Mohan can be the sibling or cousin of
R×Q+P the person in the photograph.
R is the aunt of P. Hence, option (D) is correct.
So, option (C) is the correct answer.
8. (B)
6. (D) Consider the following family tree,
Consider the following family tree,

So, the father of the lady in the photo-

graph is the nephew of Vinod’s mother.
Hence, option (D) is correct.

7. (D)
Consider the following family tree,

Hence, A can take all three positions and

A can be uncle or father or aunt but can-
not be a mother.
Hence, option (B) is correct.

44 Blood Relations
9. (C)
Consider the following family tree,

As it can be seen in the diagram,

Amit is the grandson of Rakesh.
Hence, option (C) is correct.

10. (B)
Consider the following family tree,

As it can be seen in the diagram, Andy’s

mother is the cousin of Sandy.
Hence, option (B) is correct.

Blood Relations 45
 11. (C)
Considering the statements:
A’s daughter is D, D’s brother-in-law and sister-in-law are both doctors,
G is the sister-in-law of C, who has a sister and a brother, and
B is the mother-in-law of F, who doesn’t have any child,
I is the niece of D.

Hence, G and F are definitely doctors.

G is the doctor.
Hence, option (C) is correct.

12. (D) one who is married to G (G is the doc-

From the diagram above, E can be the tor and hence works in a hospital). Their
brother, as well as the niece of C. child will be E.
Hence, option (D) is correct. So, A will be the grandfather of E.
Hence, option (D) is correct.
13. (D)
From the diagram above, B is the wife of 15. (D)
A. From the diagram above, H can have ei-
Hence, option (D) is correct. ther two or one sibling.
Hence, option (D) is correct.
14. (D)
From the diagram above and from the
question we understand that H is the

46 Blood Relations
Level of Difficulty – 2

1. (C)

Hence, it is clear from the family tree that X is the sister-in-law of V.

Hence, option (C) is correct.

2. (A)
In this question, there are three gener-
ations. Jigar is from the first generation
and has a son Jitesh who in turn is the fa-
ther of Jignesh. Jignesh is from the third
generation and has a brother Jinesh. Now
from the third statement, it is clear that
Jamna is from the first generation and is
the wife of Jigar as there are two married
couples. Jigna is the daughter-in-law of
Jamna and Jitesh is the son of Jigar, so
Jigna is the wife of Jitesh.
Jigna planted organic tomato seeds,
Jitesh planted organic cucumber, and Hence, Jamna planted broccoli seeds.
Jignesh planted spinach. Hence, option (A) is correct.
Jigar planted carrot. Now from point
(vi), it can be inferred that as a female 3. (B)
did not plant bottle gourd seed hence it As explained earlier, as Jigar is the father
would have been planted by Jinesh and of Jitesh and Jinesh is the son of Jitesh,
the remaining seed i.e. broccoli will be hence, Jinesh is the grandson of Jigar.
planted by Jamna. Hence, option (B) is correct.

Blood Relations 47
 4. (A)
As explained earlier, the husband of Jigna is Jitesh.
Hence, option (A) is correct.

5. (B).
As explained earlier, Jinesh planted gourd.
Hence, option (B) is correct.

6. (D)

Step 1: Chini is married to Mojo and Mojo is the father of Jassy’s mother and XoXo.

Step 2: Now, Tinni is the paternal grandmother of Jassy and Jojo is the only child of Tinni.

Step 3: Tin-Tin is the granddaughter of Lila who is the father of XoXo’s brother-in-law.

48 Blood Relations
 Step 4: Sinyu is married and she has a mother-in-law and Sinyu has only one daughter.

Hence, XoXo’s gender cannot be determined.

Hence, option (D) is correct.

7. (C) S is the sister-in-law of O and T is the

As explained earlier, XoXo is the brother- brother-in-law of U, who is a sibling of O.
in-law of Jojo. T and S have no siblings. V is the mother
Hence, option (C) is correct. of U.

8. (A)
As explained earlier, Tinni is the mother-
in-law of XoXo’s sister.
Hence, option (A) is correct.

9. (D)
As explained earlier, Jojo is the son-in-
law of Chini.
Hence, option (D) is correct.

10. (C)
As explained earlier, Jassy is the grand- Hence, S is the daughter-in-law of V.
son of Lila. Hence, option (C) is correct.
Hence, option (C) is correct.
12. (D)
11. (C) As explained earlier, the N is the son of T.
There are seven persons in three genera- Hence, option (D) is correct.
tions of the family. There are three mar-
13. (C)
ried couples.
As explained earlier, there are four males
M, has one son and one daughter.
in the family.
Hence, option (C) is correct.

14. (B)
As explained earlier, there are three fe-
males in the family.
Hence, option (B) is correct.
M is the grandfather of N, who is the son
of O. M, has one son and one daughter.

Blood Relations 49
 Level of Difficulty – 3

1. (B) X is the mother of I.

It is given M is the father-in-law of Q, U is the son-in-law of X and has a broth-
who is the brother-in-law of K. er T and K is the brother of X. So K is a
It is important to keep in mind that there male. But from statement (vi) we cannot
are four married couples. F is the grand- say if X is the wife of Q.
daughter of S, who is married to the eld- Hence,
est member of the family.

As F is in the third generation so F has the eldest person then only there can be
to be related to U as I is related to R. X four married couples.
has to be with Q and S has to be with Now, summing up all the above steps, we
get the following diagram:

Hence, Q is the father in law of R. 3. (C)

Hence, option (B) is correct. As explained earlier, there are six male
members.
2. (C)
Hence, option (C) is correct.
As explained earlier, F is the niece of K.
Hence, option (C) is correct.

50 Blood Relations
4. (B)
If D is the child of I and R then Q would
be the maternal grandfather of D as I are
the daughter of Q and X.

Hence, option (B) is correct.

5. (C)
Let’s draw the family tree in a different
way.
Note: Sometimes, in exam, this approach
can be very handy.

Hence, option (C) is correct.

Questions 6 to 10
P, the youngest person in the group loved
the ice-creams on offer.
W was the wife of V and grandmother of
P and S.
P was the cousin of S and the son of the
person whose love for kebabs was clear-
ly apparent
Hence,

Blood Relations 51
 Looking at all the other points we can
draw the diagram as shown below.

6. (B) 10. (A)

From the diagram drawn above, V loved From the diagram drawn above, the per-
the fish items at the wedding. son having endless rasgullas was T, who
Hence, option (B) is correct. was the uncle of P.
Hence, option (A) is correct.
7. (A)
From the diagram drawn above, U was 11. (D)
the wife of T. Adrain is the parental aunt of Dakota.
Hence, option (A) is correct. Mayo is the sister-in-law of Adrain.
Dakota is the brother-in-law of Joe. Kali
8. (D) is the father-in-law of Joe.
From the diagram drawn above, W was Tai is the child of Blair. Mayo is the grand-
having only Sprite because she was hav- mother of Tai. Joe is not the mother of
ing a fast on the day of the wedding. Tai. Blair is not the sibling of Adrain.
Hence, option (D) is correct.

9. (D)
From the diagram drawn above, the gen-
der of S is unknown. Hence the relation-
ship with R cannot be determined.
Hence, option (D) is correct.

52 Blood Relations
 In the question, it is given that Lane is
the only son of Joe so Tai must be the
daughter of Joe, i.e., Granddaughter of
Kali, as shown below.

Hence, Tai must be a female, and so will

be the granddaughter of Kali.
Hence, option (D) is correct.

12. (C)

Hence, Mayo is the mother-in-law of

Candy.
Hence, option (C) is correct.

13. (D)

Blood Relations 53
 As explained earlier, the gender of Tai is ii) 
Alex is the mother-in-law of Dean,
not known, so cannot be determined. who is the father of Nancy.
Hence, option (D) is correct.

14. (C)
Let’s analyse the given information step
by step manner.
i) Ramo is the spouse of Brane and is
the son-in-law of Krish. Krish is the
maternal grandfather of Joy. Leon is
the sibling of Joy.
iii) Cary is the mother of Mark who is the
only son of Cary.

iv) 
Since there are three married cou-
ples and each married couple has
two children by combining hints (i),
(ii), and (iii) following solution can be
deduced.

v) Leon is the only nephew of Cary, so 15. (C)

Cary and Brane are sisters. As explained earlier, there are a total of
Here, Dean is the brother-in-law of Brane. five females in the family.
Hence, option (C) is correct. Hence, option (C) is correct.

54 Blood Relations
 Rack Your Brain Previous Years’ Question

1. The following diagram can be drawn 1. P × Q – S implies P is the son of Q,

based on the information given. and Q is the wife of S.
Hence, S is the father of P.
Hence, option (B) is correct.

So, the woman is the mother of the

person.

Rack Your Brain

2. The following diagram can be drawn based on the information given.

Both the cases can happen depending upon the gender of Harpreet. So, Harpreet
could be either the father-in-law or the aunt-in-law of the girl.
So, the relation cannot be determined.

Blood Relations 55
 Previous Years’ Question

2. The following diagram can be drawn based on the information given.

So, Vikas was the uncle of Atul.

Hence, option (B) is correct.

Previous Years’ Question

3. The following diagram can be drawn based on the information given.

So, Nalini was the best player.

Hence, option (A) is correct.

56 Blood Relations
 Previous Years’ Question

4. The following diagram can be drawn based on the information given:

Also, Amruta is the wife of Rohit and Ajay’s brother.

So,

Both the above cases are possible, depending upon whether the husband of Amruta
is Ajay or not.
But in either case, Sheela is definitely the sister-in-law of Ranveer.
Hence, option (D) is correct.

Blood Relations 57
 Previous Years’ Question

5. The following diagram can be drawn based on the information given.

E is the engineer.
Hence, option (C) is correct.

Rack Your Brain

3. The following diagram can be drawn based on the information given.

So, N and Y are granddaughter and maternal grandmother of each other.

58 Blood Relations